@article{27116,
      author       = "Denison, E. W. and IUGG - IAG, 15th General Assembly
                      MOscow, 1 - 14 August 1971",
      title        = "Report of IAG Special study Group No. 19. Elektromagnetic
                      distance Measurement 1967 - 1971  ",
      year         = "1971",
      note         = "1 sv., 1 sv., příl.",
}